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3 Troubleshooting
Table 3F (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Water Heater Interface
FAULT DESCRIPTION CORRECTIVE ACTION
Anti-cycling
The main control board has received a call
for heat too quickly after the previous call for
heat has ended.
• The control board will release the call for heat after a
set time period.
• The control board will release the call for heat if the
outlet temperature drops too quickly.
Flame Fail Ign
(will require a manual
reset once the condition
has been corrected.
Press the RESET button
on the SMART TOUCH
display to reset.)
The unit has failed to prove main burner
ignition after four (4) attempts (AWH0400) or
two (2) attempts (AWH0500 - 1000).
• Inspect spark electrode and associated wiring for
damage and connection. Reference this manual for
removal and cleaning procedures. Replace if
necessary.
• Check for proper electrical grounding of the unit.
• Check incoming supply gas pressure. Natural gas
pressures should be between 4 - 14 inches w.c. and
LP gas pressures should be between 8 - 14 inches
w.c. Refer to the Gas Connections section of the
Armor Installation and Operation Manual for detailed
information concerning the gas supply.
Service Manual
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